| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kaps, Martyna (10)
|
MRMPNY |
1:26.52 |
1:21.71 |
-4.81 |
| 2 |
Pusing, Ava Y (10)
|
MRLGAC |
1:24.47 |
1:22.50 |
-1.97 |
| 3 |
Bouzarouata, Salma K (10)
|
MRLGAC |
1:23.22 |
1:22.61 |
-0.61 |
| 4 |
Nunez, Alison M (10)
|
MRLIE |
1:28.25 |
1:25.37 |
-2.88 |
| 5 |
Karim, Azana S (10)
|
MRLGAC |
1:28.84 |
1:26.62 |
-2.22 |
| 6 |
Tong, Aurey (10)
|
MRQNS |
1:28.12 |
1:28.50 |
0.38 |
| 7 |
Serafin, Gwen B (10)
|
MRLIE |
1:30.81 |
1:32.22 |
1.41 |
| 8 |
Tan, Shanel E (9)
|
MRQNS |
1:34.20 |
1:33.53 |
-0.67 |
| 9 |
Tenzin, Quinci R (10)
|
MRLGAC |
1:49.55 |
1:35.27 |
-14.28 |
| 10 |
Steiner, Nicole M (10)
|
MRLIE |
1:44.76 |
1:35.51 |
-9.25 |
| 11 |
Gyaltsen, Riksung T (10)
|
MRLGAC |
1:48.97 |
1:36.73 |
-12.24 |
| 12 |
Ibrahim, Hana (9)
|
MRLGAC |
1:40.09 |
1:37.69 |
-2.40 |
| 13 |
Quan, LiXin (8)
|
MRQNS |
1:52.01 |
1:38.12 |
-13.89 |
| 14 |
Secilmis, Elisa B (9)
|
MRLGAC |
1:41.29 |
1:38.77 |
-2.52 |
| 15 |
Shannon, Casey D (10)
|
MRLIE |
1:51.27 |
1:38.88 |
-12.39 |
| 16 |
Estipular, Sharmaine J (10)
|
MRLGAC |
1:42.47 |
1:39.82 |
-2.65 |
| 17 |
Kwak, Deborah J (9)
|
MRLIE |
|
1:40.26 |
- |
| 18 |
Li, QuanXin (8)
|
MRQNS |
1:56.89 |
1:40.95 |
-15.94 |
| 19 |
Chang, Isabella M (10)
|
MRCIY |
1:52.01 |
1:41.00 |
-11.01 |
| 20 |
Valerio, Sara A (10)
|
MRYMID |
1:41.73 |
1:41.75 |
0.02 |
| 21 |
Sidon, Kyra (9)
|
MRLIE |
1:43.59 |
1:42.28 |
-1.31 |
| 22 |
Lazebnik, Gianetta (10)
|
MRMPNY |
|
1:43.66 |
- |
| 23 |
Tourevski, Sima L (9)
|
MRLIE |
|
1:44.50 |
- |
| 24 |
Chan, Kaylee N (9)
|
MRLIE |
1:48.40 |
1:45.23 |
-3.17 |
| 25 |
Akdas, Julia (9)
|
MRLGAC |
1:48.92 |
1:45.52 |
-3.40 |
| 26 |
Desmond, Keira B (10)
|
MRLIE |
1:47.61 |
1:49.34 |
1.73 |
| 27 |
Canty, Emma M (10)
|
MRLIE |
1:53.02 |
1:51.99 |
-1.03 |
| 28 |
Harrison, Violet T (10)
|
MRWISC |
1:54.99 |
1:53.04 |
-1.95 |
| 29 |
Hirakata, Carina C (8)
|
MRLGAC |
1:56.72 |
1:55.79 |
-0.93 |
| 30 |
Saporito, Malena C (9)
|
MRHYB |
|
2:02.59 |
- |
| 31 |
Curinnaia, Elena (7)
|
MRMPNY |
2:10.00 |
2:03.05 |
-6.95 |
| 32 |
Yasinov, Lisa M (9)
|
MRLIE |
|
2:03.06 |
- |
| 33 |
Petkovits, Maria (9)
|
MRHYB |
|
2:03.16 |
- |
| 34 |
Baynon, Chloe M (9)
|
MRFA |
1:56.27 |
2:03.23 |
6.96 |
| 35 |
Jean-Charles, Guyveline O (10)
|
MRCIY |
|
2:03.29 |
- |
| 36 |
Wangmo, Karma (8)
|
MRLGAC |
2:07.84 |
2:04.45 |
-3.39 |
| 37 |
Roudnitsky, Julia (8)
|
MRMPNY |
2:01.00 |
2:09.88 |
8.88 |
| 38 |
Tan, Herschel E (7)
|
MRQNS |
|
2:10.34 |
- |
| 39 |
Rusconi, Alessandra (9)
|
MRHYB |
|
2:55.18 |
- |
|
Petkovits, Arianna (9)
|
MRHYB |
|
DQ |
- |